Bottle of Entity

Bottles of entity are joke drinks, introduced in 23w13a_or_b, that transform players into the respective mobs when drunk.

Splash bottles of entity are variations of bottles of entity that can be thrown.

A bottle of void is a bottle that transforms a player back into their original form. Using one on a transformed player (or drinking it) removes the transformation and convert the bottle into a bottle of entity of that transformation, or a bottle of the players active effects if they were not transformed.